Photos: In and Out Club

Dan Kitwood, Getty Images02.29.2012

Members of the prestigious 'In and Out Club', one of the oldest and most exclusive clubs in London, prepare to march around St James's Square during the club's 150th birthday celebration on March 1, 2012 in London, England. Patrons of the private members club, whose official title is the Naval and Military Club, gathered in St James's Square in Central London before marching with the Band of the Royal Logistics Corps to be greeted by HRH The Duke of Edinburgh, and retiring for lunch inside the club.

Dan Kitwood
/ Getty Images

Members of the prestigious 'In and Out Club', one of the oldest and most exclusive clubs in London, prepare to march around St James's Square during the club's 150th birthday celebration on March 1, 2012 in London, England. Patrons of the private members club, whose official title is the Naval and Military Club, gathered in St James's Square in Central London before marching with the Band of the Royal Logistics Corps to be greeted by HRH The Duke of Edinburgh, and retiring for lunch inside the club.Dan Kitwood
/ Getty Images

Members of the prestigious 'In and Out Club', one of the oldest and most exclusive clubs in London, cheer as they doff their hats during the club's 150th birthday celebration on March 1, 2012 in London, England. Patrons of the private members club, whose official title is the Naval and Military Club, gathered in St James's Square in Central London before marching with the Band of the Royal Logistics Corps to be greeted by HRH The Duke of Edinburgh, and retiring for lunch inside the club.Dan Kitwood
/ Getty Images

Members of the prestigious 'In and Out Club', one of the oldest and most exclusive clubs in London, cheer as they doff their hats during the club's 150th birthday celebration on March 1, 2012 in London, England. Patrons of the private members club, whose official title is the Naval and Military Club, gathered in St James's Square in Central London before marching with the Band of the Royal Logistics Corps to be greeted by HRH The Duke of Edinburgh, and retiring for lunch inside the club.Dan Kitwood
/ Getty Images

Members of the prestigious 'In and Out Club', one of the oldest and most exclusive clubs in London, cheer as they doff their hats during the club's 150th birthday celebration on March 1, 2012 in London, England. Patrons of the private members club, whose official title is the Naval and Military Club, gathered in St James's Square in Central London before marching with the Band of the Royal Logistics Corps to be greeted by HRH The Duke of Edinburgh, and retiring for lunch inside the club.Dan Kitwood
/ Getty Images

Members of the prestigious 'In and Out Club', one of the oldest and most exclusive clubs in London, prepare to march around St James's Square during the club's 150th birthday celebration on March 1, 2012 in London, England. Patrons of the private members club, whose official title is the Naval and Military Club, gathered in St James's Square in Central London before marching with the Band of the Royal Logistics Corps to be greeted by HRH The Duke of Edinburgh, and retiring for lunch inside the club.Dan Kitwood
/ Getty Images

Members of the prestigious 'In and Out Club', one of the oldest and most exclusive clubs in London, prepare to march around St James's Square during the club's 150th birthday celebration on March 1, 2012 in London, England. Patrons of the private members club, whose official title is the Naval and Military Club, gathered in St James's Square in Central London before marching with the Band of the Royal Logistics Corps to be greeted by HRH The Duke of Edinburgh, and retiring for lunch inside the club.Dan Kitwood
/ Getty Images

Members of the prestigious 'In and Out Club', one of the oldest and most exclusive clubs in London, meet with Prince Philp, Duke of Edinburgh in St James's Square, during the club's 150th birthday celebration on March 1, 2012 in London, England. Patrons of the private members club, whose official title is the Naval and Military Club, gathered in St James's Square in Central London before marching with the Band of the Royal Logistics Corps to be greeted by HRH The Duke of Edinburgh, and retiring for lunch inside the club.Dan Kitwood
/ Getty Images

Members of the prestigious 'In and Out Club', one of the oldest and most exclusive clubs in London, march around St James's Square during the club's 150th birthday celebration on March 1, 2012 in London, England. Patrons of the private members club, whose official title is the Naval and Military Club, gathered in St James's Square in Central London before marching with the Band of the Royal Logistics Corps to be greeted by HRH The Duke of Edinburgh, and retiring for lunch inside the club.Dan Kitwood
/ Getty Images

Members of the In and Out club, one of London's oldest private members clubs, raise their bowler hats to salute Prince Philip during a march around St James Square to celebrate club's 150th anniversary in London, March 1, 2012.REUTERS
/ Paul Hackett

Members of the In and Out club, one of London's oldest private members clubs, share a joke as they prepare to march around St James's Square to celebrate the 150th anniversary of the club, in London, March 1 2012.REUTERS
/ Paul Hackett

Members of the prestigious 'In and Out Club', one of the oldest and most exclusive clubs in London, prepare to march around St James's Square during the club's 150th birthday celebration on March 1, 2012 in London, England. Patrons of the private members club, whose official title is the Naval and Military Club, gathered in St James's Square in Central London before marching with the Band of the Royal Logistics Corps to be greeted by HRH The Duke of Edinburgh, and retiring for lunch inside the club.Dan Kitwood
/ Getty Images

Members of the prestigious 'In and Out Club', one of the oldest and most exclusive clubs in London, prepare to march around St James's Square during the club's 150th birthday celebration on March 1, 2012 in London, England. Patrons of the private members club, whose official title is the Naval and Military Club, gathered in St James's Square in Central London before marching with the Band of the Royal Logistics Corps to be greeted by HRH The Duke of Edinburgh, and retiring for lunch inside the club.Dan Kitwood
/ Getty Images